49 lines
1.5 KiB
Python
49 lines
1.5 KiB
Python
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from __future__ import annotations
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import time
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class ThreadBindingManager:
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DEFAULT_TTL_S = 3600
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def __init__(self, ttl_s: int = DEFAULT_TTL_S):
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self._bindings: dict[str, str] = {}
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self._reverse: dict[str, str] = {}
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self._timestamps: dict[str, float] = {}
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self._ttl_s = ttl_s
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def bind(self, thread_id: str, session_id: str) -> None:
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self._bindings[thread_id] = session_id
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self._reverse[session_id] = thread_id
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self._timestamps[thread_id] = time.monotonic()
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def unbind_thread(self, thread_id: str) -> None:
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session_id = self._bindings.pop(thread_id, None)
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if session_id:
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self._reverse.pop(session_id, None)
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self._timestamps.pop(thread_id, None)
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def unbind_session(self, session_id: str) -> None:
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thread_id = self._reverse.pop(session_id, None)
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if thread_id:
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self._bindings.pop(thread_id, None)
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self._timestamps.pop(thread_id, None)
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def get_session(self, thread_id: str) -> str | None:
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session_id = self._bindings.get(thread_id)
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if session_id:
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ts = self._timestamps.get(thread_id, 0)
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if time.monotonic() - ts > self._ttl_s:
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self.unbind_thread(thread_id)
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return None
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return session_id
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def get_thread(self, session_id: str) -> str | None:
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return self._reverse.get(session_id)
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def clear(self) -> None:
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self._bindings.clear()
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self._reverse.clear()
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self._timestamps.clear()
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